MOT reliability
Triumph Terrier
17 vehicles · 36 completed MOT tests analysed
94%
MOT pass rate
Based on 17 Triumph Terrier vehicles and 36 completed MOT tests, the Triumph Terrier has an overall 94% pass rate, with an average recorded mileage of 13,104 miles.
17
Vehicles
36
MOT tests
93
Avg miles / year
0.1
Faults per test
0%
Dangerous-fault share
Triumph Terrier problem areas
Where faults occur most across all Triumph Terrier MOT tests:
-
Other233%
-
Brakes33%
Triumph Terrier pass rate by age
| Age (years) | Tests | Pass rate |
|---|---|---|
| 1 | 1 | 100% |
| 14 | 1 | 100% |
| 15 | 1 | 100% |
| 16 | 1 | 100% |
| 18 | 1 | 100% |
Fuel types: Petrol (17)
Most common Triumph Terrier MOT faults
These are the faults and advisories recorded most often across Triumph Terrier MOT tests:
- No lights fitted at time of test (3 times)
- Rear Roller brake test indicates a slightly grabbing brake (3.3.A1b) (1 times)
- Front Horn not working (1.7.3a) (1 times)
- Rear Rear reflector on motorcycle missing (1.4.1) (1 times)
- Floor brake test The less effective brake control does not achieve an efficiency of 25%. (3.3.C1b) (1 times)
- Rear Brake lever excessively damaged (3.2.A1c) (1 times)
Triumph Terrier pass rate by registration year
| Year | Vehicles | Tests | Pass rate | Avg mileage |
|---|---|---|---|---|
| 2020 | 1 | 1 | 100% | 1,115 |
| 2018 | 1 | 1 | 100% | 892 |
| 2011 | 1 | 1 | 100% | 28,972 |
| 2009 | 1 | 1 | 100% | 33,804 |
| 2007 | 1 | 3 | 67% | 271 |
| 1994 | 1 | 1 | 100% | 8,169 |
| 1992 | 1 | 4 | 100% | 2,197 |
| 1982 | 1 | 1 | 100% | 16,572 |
| 1958 | 1 | 1 | 100% | 35,926 |
| 1956 | 2 | 13 | 92% | 15,704 |
| 1955 | 1 | 1 | 100% | 3,471 |
| 1954 | 3 | 3 | 100% | 10,033 |
| 1953 | 2 | 5 | 100% | 14,943 |
Triumph Terrier reliability FAQ
Across 17 Triumph Terrier vehicles in our MOT data,
94% pass the MOT (a 6% failure rate), with about
0.1 faults or advisories recorded per test.
The most frequently recorded Triumph Terrier MOT issues are:
No lights fitted at time of test; Rear Roller brake test indicates a slightly grabbing brake (3.3.A1b); Front Horn not working (1.7.3a).
The typical Triumph Terrier in our data has covered around
13,104 miles.
Compare the Triumph Terrier
See how the Triumph Terrier stacks up against other Triumph models on MOT reliability:
Check a specific Triumph Terrier
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